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Andrea

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Pre-Algebra • Algebra • Trigonometry • Statistics • Solid Geometry • Calculus

I became interested in mathematics in school. Took part in Olympiads and scientific competitions. In 2010, entered at Taras Shevchenko National University of Kyiv, Faculty of Mechanics and Mathematics. In 2021, conferred the Philosophy Doctor Degree Field of Study Mathematics and statistics Progranime Subject Area Mathematics. I am the author of 5 scientific articles. I have also been working as a mathematics reactor for more than 10 years.

Author's latest answers

A stalagmite that is currently 254.7 mm tall has been observed to grow by 0.2 mm per year. Assuming the growth has been constant, how many years ago was the stalagmite 245 mm tall?

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40 percent of 56300

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the negation of the statement " some oranges are tart" is " some oranges are not tart"

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3 ∛16 + ∛54

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Show 24x25 in Distributive property

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Solve for y: 3y+5 > 10

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Given that 1 kilometer (km) = 0.6 miles (mi), how many miles equal 2.75 km?

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A truck driver is paid by the number of miles driven. If the driver earns 0.53 per mile, how many miles must the trucker drive in 1 hr. to earn $15.00 per hour? Round to nearest lest mile.

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